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Intel Atom x5-Z8550 vs AMD A9-9400

The AMD A9-9400 is newer than Intel Atom x5-Z8550 @ 1.44GHz also around 14% faster in multi-threaded (CPU Mark) testing, it is around 44% faster in single-thread testing. However, Intel Atom x5-Z8550 @ 1.44GHz uses substantially less power. The CPUs selected in this comparison belong in different CPU Classes: Laptop, Mobile/Embedded. Consider, selecting CPUs from simliar CPU Class for more apt comparison.The values below were tabulated from a combined 151 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×Intel Atom x5-Z8550 @ 1.44GHz×AMD A9-9400+ ADD
Price Search Online Search Online
Socket TypeUTFCBGA1380FP4
CPU ClassLaptop, Mobile/EmbeddedLaptop
Clockspeed1.4 GHz2.4 GHz
Turbo SpeedUp to 2.4 GHzUp to 3.2 GHz
# of Physical Cores4 (Threads: 4)2 (in 2 physical modules)
CacheL1: 224KB, L2: 2.0MB, L3: 0MBL1: 256KB, L2: 2.0MB,
TDP4W10W
Yearly Running Cost$0.73$1.83
OtherRADEON R5, 5 COMPUTE CORES 2C+3G
First Seen on ChartQ3 2016Q4 2016
# of Samples8269
CPU Value0.00.0
Single Thread Rating(% diff. to max in group)666(-44.3%)1195(0.0%)
CPU Mark(% diff. to max in group)1144(-13.9%)1329(0.0%)

CPU Mark Rating
As of 28th of November 2024 - Higher results represent better performance
Intel Atom x5-Z8550 @ 1.44GHz
1,144
AMD A9-9400
1,329
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 28th of November 2024 - Higher results represent better performance
Intel Atom x5-Z8550 @ 1.44GHz
666
AMD A9-9400
1,195
PassMark Software © 2008-2024
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
Intel Atom x5-Z8550 @ 1.44GHz AMD A9-9400
Max TDP4W10W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.